Home / 6,137.10-9,216.45-4,753.80

Finding the Fourth Proportional to 6,137.10, 9,216.45 and 4,753.80

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Solution

The fourth proportional to 6,137.10, 9,216.45 and 4,753.80 is: 7,139.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,137.10 : 9,216.45 = 4,753.80 : x
  2. Step 2: Convert to fraction form
    6,137.10/9,216.45 = 4,753.80/x
  3. Step 3: Cross multiply
    6,137.10x = 9,216.45 × 4,753.80
  4. Step 4: Simplify right side
    6,137.10x = 43,813,160.01
  5. Step 5: Solve for x
    x = 43,813,160.01/6,137.10
  6. Step 6: Final answer
    x = 7,139.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.